RXD-433-KH2 RF/IF and RFID

Current - Receiving:	5.2mA
Supplier Device Package:	--
Package / Case:	28-SMD, No Lead
Operating Temperature:	-30°C ~ 70°C
Voltage - Supply:	2.7 V ~ 3.6 V
Features:	Built-in Remote Control Decoder
Antenna Connector:	PCB, Surface Mount
Memory Size:	--
Data Interface:	PCB, Surface Mount
Series:	KH2
Applications:	Garage Openers, RKE, Security Alarms
Modulation or Protocol:	ASK, OOK
Data Rate (Max):	10kbps
Sensitivity:	-112dBm
Frequency:	433.92MHz
Part Status:	Obsolete
Packaging:	Tube

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RXD-433-KH2 is an RF receiver that is commonly used in a broad range of applications. The device operates from a +3VDC to +7VDC supply voltage and can achieve high level of reception sensitivity with an external antenna. It has a maximum input sensitivity of -96 dBm and can support frequency range of 433.92 MHz to 473.22 MHz.This RF receiver is an ideal choice for applications such as low-cost remote control, Home Automation, and wireless communication. It also comes with a wide range of features such as low power draw, wide dynamic range, and high immunity to external interfering signals.The working principle of RXD-433-KH2 is based on a superheterodyne receiver. This architecture uses an antenna to collect the incoming signal, which is then converted into a baseband signal and demodulated. The process is done using a complex combination of oscillators, filters, and mixers to create an intermediate frequency (IF) signal. This IF signal is then amplified and filtered, in order to extract the original signal.The RXD-433-KH2 has a high level of sensitivity and selectivity due to the use of a low-noise amplifiers (LNAs), which reduce unwanted noise and interference. The device also has a wide dynamic range that allows it to pick up signals with low-power levels without compromising the overall performance.In addition, the receiver features a powerful demodulator that is used to extract the original signal from the converted signal. The demodulator is optimized for low power operation while delivering reliable and accurate data reception. This feature allows the user to reliably detect and process incoming signals even in noisy environments.The receiver also utilizes automatic gain control (AGC) which is an important feature in applications where signals from various sources can be present. The AGC allows the device to adjust the gain of the demodulator based on the strength of the incoming signal. This prevents over or under-amplification of the signal while maintaining the best possible signal quality.In conclusion, the RXD-433-KH2 is a high- performance RF receiver that is designed for a wide range of applications. The device has excellent sensitivity and selectivity thanks to its low-noise amplifier and wide dynamic range. Additionally, it leverages advanced features such as automatic gain control and a powerful demodulator to deliver accurate and reliable data reception. This makes it an ideal choice for a number of applications such as Remote Control, Home Automation, and Wireless Communication.

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